kwb-402 user`s manual
Contents
1. LAUNCH No agent employee or representative of LAUNCH has any authority to bind LAUNCH to any affirmation representation or warranty concerning LAUNCH products Declaration The above warranty is able to replace any warranty in other forms Order Information Replaceable and optional parts can be ordered directly from your LAUNCH authorized supplier Your order should include the following information 1 Quantity 2 Partcode 3 description Customer Service If you have any questions on the operation of the machine please contact us Tel 86 755 82401306 86 755 82269604 If your machine requires repair service return it to the manufacturer with the sales invoice the warranty sheet the quality certificate and a note describing the problem If the machine is determined to be in warranty LAUNCH will repair or replace at no charge also repay the transport fee to the customer If the machine is determined to be out of warranty it will be repaired for a nominal service charge plus return freight Our address is as follows Attn Overseas Department LAUNCH TECH CO LTD Xinyang Building Bagua 4th Road Shenzhen Guangdong Province P R China 518029 PDF pdfFactory Pro www fineprint cn2. on the stable ground Keep 0 6M distance between the back panel and the wall for good ventilation Enough room should be left on both sides of KWB 402 for convenient operation Do not put KWB 402 in a place with extreme temperature or moisture or near the heating system water tap air humidifier or furnace Do not put KWB 402 near the window with sunlight P rotect the unit with a curtain or shield if necessary Keep the machine from dust ammonia alcohol thinner or spraying binder People who are no operating the machines should be kept away when it is used Use appropriate equipment and tools protective and safety equipment including work clothes blinkers working boots and so on P ay special attention to the safety marks stuck on the machine Do not touch or approach the moving parts by hand or body when the machine works Do not remove the safety device or keep it from working properly When the machine is moved only exert force on the chassis Never exert force on the principal shaft under any condition Please carry and place it with great care PDF cee EAI pdfFactory Pro iMAC www fineprint cn LAUNCH User s Manual KWB 402 Description of Safety Signs not exert force on the hanging handle to avoid falling of machine The wheel protection must be put down before pressing START button of the machine to avoid any injury Do not exert force on the balance shaft when the machine is t
3. 35 Operating FUNCION Chapter lcm 10 4 1 Error Messages of 10 d reU 11 Chapter 5 12 Chapter 6 Storage and 12 MMC Sees scene ee ert ve eee 12 m 12 KWB 402 Circuit Diagram eeeeeeeeeeeeeeeee nnne nnn nnne naeh 13 V PDF sce EAI pdfFactory Pro TiAXABOGUEE www fineprint cn LAUNCH User s Manual KWB 402 Chapter 1 Introduction 1 1 Usage The KWB 402 wheel balancer features compact size good design simple operation strong functions and high measurement precision which make it ideal equipment for measuring the dynamic balance of the wheel It can be used for balancing small and medium size tyres It can also be a great help in car repair garage and tyre shops 1 2 Features High aptitude good stability and high equilibrating precision The design allows you to operate from several directions smart outline makes both eyes and minds pleased Advanced built in driving system highly increases the measuring accuracy Standard computation and calibration function eliminate the measurement deviation and ensure the test accuracy Different balance modes are available to various wheels
4. LAUNCH User s Manual KWB 402 All rights reserved No part of this publication may be reproduced and stored in any form electronic mechanical photocopying recording or other forms without obtaining written permission from Shenzhen Launch Tech Co Ltd hereinafter refers to as LAUNCH The manual is special written for the use of this machine of LAUNCH therefore we are not responsible for any use of this information as applied to other devices Neither LAUNCH nor its affiliates shall be liable for damages losses costs or expenses result from user or third party s personal accident misuse or abuse of this unit or unauthorized modifications repairs or alterations to this unit or failure to strictly comply with LAUNCH operating and maintenance instructions LAUNCH shall not be liable for any damages or problems arising from the use of other accessories or parts other than original LAUNCH products or LAUNCH approved products Declaration Other product names used herein are for identification purposes only and the registered trademark ownership belongs to original companies This equipment is intended for use by technical professionals or maintenance personnel Registered trademark LAUNCH js a registered trademark of LAUNCH TECH CO LTD in China and other countries All other LAUNCH trademarks service marks domain names logos and company names referred to in this manual are property rights of LAUNCH or its affiliates In count
5. Motor Power 0 18kW Measure Index Average Rotate Speed 240r min Balance Cycle 7s Balance Accuracy 1g Weight Net Weight 108 kg 238 Ib PDF cee EAI pdfFactory Pro www fineprint cn LAUNCH User s Manual KWB 1 6 Application Scope Max Wheel Diameter o10mm 24 Rim Diameter 10 23 Max Wheel Width 508mm 24 Rim Width 1 5 20 Max Wheel Weight 65kg 1 7 Working Condition Working Temperature 0 C 50 C Relative Humidity lt 85 Transport store temperature 0 C 55 C Altitude less than 1000m Chapter 2 Equipment Structure 2 1 Main Structure KWB 402wheel balancer structure is shown as in fig Wheel protection Measure scale For automatic measurement of the installation distance of the wheel wheel distance in short and rim diameter and the accurate position of the sticking balance block Control Control panel For man machine dialogue Hanging handle For hanging cones and the wheel width scale 4 Counterweight groove For putting the panel Count er wei ght groove counterweight 5 Balance shaft For supporting the wheel 402 Hanging Balance shaft handle Accessories supplied with the machine are showed in Fig 2 Measure scale No Description Guide screw Fig 1 Standard lead weight PD Pliers to attach the balance weight OJ F
6. Quick and accurate test may reduce your working intensity and improve your working efficiency Simple operation and easy grasp Extra large digital display 1 3 Working Principle Only when CPU performs self test and displays normal information of all units can the user start the balancing operation CPU controls the running of principal shaft via driving interface during balancing operation The imbalanced signal detected by the balance sensor is transmitted to CPU interface through A D converter CPU analyzes comprehensively both the imbalance signal and the angle signal of principal shaft calculates the imbalance value and then displays the result through LED unit Man machine dialogue can be realized through the keyboard and LED unit 1 4 Background The imbalance of the wheel causes wobble of the steering wheel low adhesion and wheel jumping which damages the wheel and shocks absorber and turning parts It also influences the comfort of steering stability and increases fuel consumption decreasing economic index of the automobile directly Balancing operation will eliminate these disadvantages and relative loss 1 5 Technical Data Sizes Max Height 1650mm 65 Electrical Parameters Motor Optional Length 1150mm 45 ae Width 1100mm 437 Voltage Motors with different voltages for customer choice AC110V 5 60Hz 1 7 Noise Or AC220V 5 50Hz 1 7 Working noise lt 00 OrAC230V 45 60Hz 1Hz
7. anger When remove the counterweight the demounting mounting pliers supplied with the machine should be used Fig 10 y Cleanthe contact surfaces between the shaft and the conical casing with alcohol or gasoline before mounting the wheel to avoid any influences on installation accuracy Fig 10 Fig 11 PDF pdfFactory Pro TiAABOAGUEE www fineprint cn LAUNCH User s Manual KWB 402 Mounting Method 1 It is suitable for the wheel that can be positioned with its center hole Fitthe wheel onto the balance shaft close up the flange Fig 11 Selecta right size conical casing and then tighten the wheel with a locking wing nut Mount Fit conical Locking wheel casing wing nut Mounting Method 2 This method is suitable for the wheel to be positioned with its central hole especially when the central position surface cannot be correctly positioned due to deformation Fita conical spring then selecta right size conical casing and fit it onto the balance shaft in reverse See Fig 12 Fig 12 Fita matching end cap optional onto the locking wing nut Fitthe wheel onto the conical casing and fasten it with a end cap and a locking wing nut Fit conical spring Fit X conical Fit the End Locking big end inward casing wheel wing nut 3 4 Inputting Wheel Data It is important for operator to know how to input data correctly because the wrong data input may directly infl
8. chine Fig 5 The display for inner side wheel on the control panel shows 801 Soon it changes to A and 8 0 After the self checking the machine enters the Dynamic Balance status that is the default setting Fig 5 3 2 Selection Function Press F key to select required balance modes m When this indicator light illuminates Fig 6 the machine is on function of static balance f suitable for motorcycle wheel or wheels that the balance weight cannot be attached on d STA Fig 6 PDF cee EAI pdfFactory Pro TiAUABOGUEE www fineprint cn LAUNCH User s Manual KWB 402 When this indicator light illuminates Fig 7 this function is suitable for the alloyed wheel b 4 that the balance weight can be stuck on its shoulders ALU1 Fig 7 I When this indicator light illuminates Fig 8 this function is suitable for the alloyed wheel bit al thatthe balance weight can be stuck on outer side concealment Fig8 When this indicator light illuminates Fig 9 the balance weight can be stuck on the inner ve side ofthe rim or be clipped on the outer side of the rim 9 ALU3 Fig 9 When all the four indicators are off it is on the standard balance mode which is default setting by the computer when turning on the machine 3 3 Wheel Mounting bns y Themax weight of the wheel cannot exceed 75kg y Removeany counterweight and other foreign body from the wheel before mounting it avoiding any d
9. e Hanging handle Wheel protection otandardized elements of balancer are shown in the following figure PDF sce ERY pdfFactory Pro TiAABOAGUEE www fineprint cn LAUNCH User s Manual KWB 402 Standardized elements of KWB 402 wheel dynamic balancer 2 2 Power Supply Control Board The position of fuse on power supply control board of the KWB 402 is shown as Fig 3 The parameters of the two fuses F1 and F2 NES OB are Bu E F1 2A 5 20 250VAC P e HIR F2 7A 5x20mm 250VAC Q PDF SEH pdfFactory Pro a et www fineprint cn LAUNCH User s Manual KWB 402 2 3 Control Panel The control panel of KWB 402 is as shown in Fig 4 1 Display for inner side wheel 2 Display for outer side wheel 3 Indicating for inner side balance point 4 Indicating for outer side balance point 5 Indicator for functions and status 6 Wheel distance button 1 Rim width button 8 Rim diameter button 9 Balance mode selection 10 Reset and debugging key 11 High accuracy balance key 12 Emergency stop button 13 Start button Chapter 3 Operating Instruction N attention The equipment can only be operated by qualified personnel with special training Use appropriate tools protective and safety equipment wearing protective work clothes such as blinkers and working boots 3 1 Switch on the Machine on the power supply switch on the left side of the ma
10. e outer side of the rim For static balance only the right display shows the imbalanced value 3 Rotate the wheel by hand and the position indicators flash continuously When all indicators in one group illuminate the 12 o clock position of the rim is the imbalanced point Fig 16 The left position indicators are corresponding with the inner side of the rim while the right position indicators are for the outer side a t Fig 16 4 Attach the relative counterweight according to the displayed value on the imbalanced point of the rim The mounting methods are as follows Fig 17 shows how to attach pothook style balance weight and the Fig 18 shows how to attach stick on balance weight PDF pdfFactory Pro www fineprint cn LAUNCH User s Manual KWB 402 5 Repeat above steps until that 00 is showed on both displays 6 Remove the wheel from the balance shaft and the operation is over PDF pdfFactory Pro Get www fineprint cn LAUNCH User s Manual KWB 402 Chapter 4 Troubleshooting 4 1 Error Messages of Self diagnosis Error messages of self diagnosis are showed below Failures of the phase generator or the power supply board Low rotating speed or no wheel mounted on the machine with tyre The imbalance value is too big Change another wheel to test Errors with power supply or position sensor The wheel protection is not put down Damages of
11. r until the wheel stops y Donottouch the machine during a wheel spin Otherwise the balance effect will be influenced fig 14 Mount the wheel select the balance mode and confirm that value A L and D are correct Do balance operation as follows 1 Put down the wheel protection and press START key to carry out a wheel spin fig 15 Seven seconds later the machine stops automatically PDF pdfFactory Pro www fineprint cn LAUNCH User s Manual KWB 402 y This step can also be operated like this put down the wheel protection to start a wheel spin automatically then keep pressing STOP and R for 3 seconds m Hi X 7n E LI k i i 1 F 1 _ 1 um ta rt p mug cu a Wb Y born g mx ars M h i gl 1 3 BY Iri eA FB TA al nu oh ait 1 Lx AST INE s UAE Ll IG Ite tir pe e ry v J E Mx LET B o 1 I f T Fig 15 2 Display imbalance value When the machine stops the numbers showed on the displays are imbalanced values the machine default unit is gram it can be converted to ounce according to customer s requirement This can be realized by simultaneously press STOP and beside A The left display shows the imbalanced value on the inner side of the wheel while the right one shows the imbalanced value on th
12. ransported High voltage power Danger iii PDF pdfFactory Pro wiHheA Get www fineprint cn LAUNCH User s Manual KWB 402 The Position of Safety Signs KWB 402 LAUNCH U Please replace the safety signs if they get blurred or lost When or more safety signs get lost don t operate the machine The Safety signs must be kept within the sight of the operator PDF pdfFactory Pro Get www fineprint cn LAUNCH User s Manual KWB 402 Table of Contents Chapter 1 MN 1 1 ONG 1 De o uenerat IPFE NM T 1 1 5 Technical 1 2 2 Chapter 2 Equipment 5 nnne nnne 2 E 2 22 Power SUNY EMINET Fue amete aa aD Ind EMEN ERE PRU 3 LI GOMUO WIP 4 Chapter 3 Operating nennen nnne ren rennen 4 3 1 Switch OBSESSION 4 Ee ETT 4 SRM SI Igino 5 RE TERR Tem 6
13. ries where any of the LAUNCH trademarks service marks domain names logos and company names has not been registered LAUNCH claims its ownership for them Other trademarks referred to in this manual still belong to the original registered company may not use any trademark service mark domain name logo or company name of LAUNCH or other companies referred to in this manual without prior permission from the owners You may contact LAUNCH by visiting its website at htto www cnlaunch com or writing to LAUNCH Xinyang Building Bagua 4th Road Shenzhen Guangdong Province P R China if you have any questions PDF cee EAD pdfFactory Pro TAUABOAGUEE www fineprint cn LAUNCH User s Manual KWB 402 Safety Precautions Warning This manual is an integral part of the machine Please read carefully Keep the manual for later use when maintaining the machine This machine can only be used for the designated purposes Never use it for any other purpose The manufacturer is not held responsible for the damage incurred by improper use or use other than the intended purpose Precaution This equipment must be operated by qualified personnel who have been gone through special training programs Any modification or change of application range to this machine may cause direct or indirect damages to equipment without obtaining permission from manufacturer or not following the instruction of the manual KWB 402 should be installed
14. ro iWHIWRA GE www fineprint cn LAUNCH User s Manual KWB 402 Display Interface 8 Main Board s Rastor LL Horizontal Vertical Position Sensor Sensor Switch Connecting Dissipation L Connecting Motor Terminal Baal tine Connecting Motor Terminal Connecting AC Power Supply Power Supply Board 2207 AC TTOV AC Connecting AC Power Supply Connecting Output Connecting Corresponding Connecting input End End Of Transformer Terminals Of Main Board Of Transformer Red 10V 10V 5V VCC GND ST BK Lt KWB 402 Circuit Diagram 13 PDF pdfFactory Pro Get www fineprint cn LAUNCH User s Manual KWB 402 Warranty THIS WARRANTY IS EXPRESSLY LIMITED TO PERSONS WHO PURCHASE LAUNCH PRODUCTS FOR PURPOSES OF RESALE OR USE IN THE ORDINARY COURSE OF THE BUYER S BUSINESS LAUNCH products is warranted against defects in materials and workmanship for one year 12 months from date of delivery to the user This warranty does not cover any part that has been abused altered used for a purpose other than for which it was intended or used in a manner inconsistent with instructions regarding use The exclusive remedy for any automotive meter found to be defective is repair or replacement and LAUNCH shall not be liable for any consequential or incidental damages Final determination of defects shall be made by LAUNCH in accordance with procedures established by
15. s please contact the technical support 11 PDF cee EAI pdfFactory Pro iMAC www fineprint cn LAUNCH User s Manual KWB 402 Chapter 5 Maintenance ARRA Only the specialized technician can do the maintenance Before any maintenance is performed disconnect the power and keep the plug within the sight of the maintenance personnel To keep the wheel balancer in good condition and to prolong its work life it is necessary to do regular maintenance according to the instructions of this manual Otherwise the normal operation and reliability of the machine will be influenced or personal injury would be caused Keep the machine and working area clean prevent dust entering the moving parts Keep the balance shaft clean clean with diesel oil or alcohol and lubricated Regularly calibrate the machine See Installation and Parts Manual for details Regularly check and adjust the tension of the belt Check all connecting parts and bolts regularly and tighten them if necessary Chapter 6 Storage and Scrapping 6 1 Storage When the equipment needs to be stored for a long extended period of time Disconnect the power Lubricate all the parts that need to be lubricated main shaft and etc Protect the machine with plastic cover against dust 6 2 Scrapping When the equipment can no longer be used disconnect the power and dispose it in accordance with the local law and regulations 12 PDF cee EAD pdfFactory P
16. the memory or losses of the signal Wrong calibration program or damages of the computer board or the sensor 10 PDF cee EAI pdfFactory Pro iMAC www fineprint cn LAUNCH User s Manual KWB 402 4 2 Frequent Errors and Solution Phenomenon Cause Solution No display when turn on the 1 Check whether the outer power 1 Check the outer power supply machine supply is normal Replace the computer board Failures of the computer board Normal display but failures of 1 Touch switches are not sensitive Open the cover and insert the pins START button and A Land 2 Machine dies of touch switches tightly D inputting keys Restart the machine Normal display but unable to 1 Loose connection between the 1 Tighten the connection between stop after start with wrong computer board and the power the computer board and the power imbalance value supply board supply Failures of the computer board Replace the computer board Calibrated value changes 1 Re calibrate it according to the inaccurate imbalance value The body is not stable User s manual Solve failures according to check nuts result The wheel is not mounted tightly If the failure still exists replace the Unstable power supply computer board Big fluctuation of power voltage Re fasten locking wing nuts Failures of the phase generator and its circuit N Attention If the problems can not be fixed through above solution
17. uence the test result of next step A value Input Pull out the measure scale into contact with the inside wall of the wheel rim check the relative value Fig 13 Press and buttons next to A button to input the measured value until the correct number is shown to raise to lower Thus the left display shows PDF cee EAI pdfFactory Pro iMAC www fineprint cn LAUNCH User s Manual KWB 402 Fig 14 Lvalue input Use the width scale that is an accessory to measure width of the rim Fig 14 Press and buttons next to L button until the correct number is shown Thus the left display shows L D value Input Find and read the diameter value on the tyre Press and buttons next to D button until the correct number is shown Thus the left display shows D lentos When inputting wheel data wheel width and wheel diameter is in English system under default state of balancer By simultaneously pressing STOP button and beside corresponding value it will be converted into metric system Then press STOP and beside corresponding value it will be restored to English system 3 5 Operating Function besitos y sure to put down the wheel protection before pressing START for safety operation y Donotraise the wheel protection when the wheel is rotating If abnormal situation occurs press STOP first then turn off the power Don t raise wheel cove
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